oook, found another solution to this timer thing on the official forums here: Link
ive tried this and works fantastically!
Try finding out what writes to it, and replace it with a nop for a proper freeze.
If this game is using any kind of anti-cheat protection, then this is not worth, or else try finding the code in the file, if you are luck you will find the bytes. Make a byte patcher out of it and fix that problem permanently.